From eeed98b2d1d9f0e3b7cf437443fdbaa313b58337 Mon Sep 17 00:00:00 2001
From: Dan Bucholtz <dan.bucholtz@gmail.com>
Date: Wed, 27 Sep 2017 11:44:56 -0500
Subject: [PATCH] fix(ngc): don't replace deeplink config if an existing one
 exists

---
 src/ngc.ts | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/ngc.ts b/src/ngc.ts
index ffd61e70..2e3df569 100644
--- a/src/ngc.ts
+++ b/src/ngc.ts
@@ -5,6 +5,7 @@ import {
   convertDeepLinkConfigEntriesToString,
   getUpdatedAppNgModuleContentWithDeepLinkConfig,
   filterTypescriptFilesForDeepLinks,
+  hasExistingDeepLinkConfig,
   purgeDeepLinkDecorator
 } from './deep-linking/util';
 import { Logger } from './logger/logger';
@@ -50,8 +51,10 @@ export function transformTsForDeepLinking(context: BuildContext) {
       tsFile.content = purgeDeepLinkDecorator(tsFile.content);
     });
     const tsFile = context.fileCache.get(getStringPropertyValue(Constants.ENV_APP_NG_MODULE_PATH));
-    const deepLinkString = convertDeepLinkConfigEntriesToString(getParsedDeepLinkConfig());
-    tsFile.content = getUpdatedAppNgModuleContentWithDeepLinkConfig(tsFile.path, tsFile.content, deepLinkString);
+    if (!hasExistingDeepLinkConfig(tsFile.path, tsFile.content)) {
+      const deepLinkString = convertDeepLinkConfigEntriesToString(getParsedDeepLinkConfig());
+      tsFile.content = getUpdatedAppNgModuleContentWithDeepLinkConfig(tsFile.path, tsFile.content, deepLinkString);
+    }
   }
   return Promise.resolve();
 }